AirHint found the following cheapest return flights from London (LTN) to Perth (PER) in August 2025 (see full year).

Return flights

12 Aug - 07 Sep	Wizz Air UK
26 Aug - 19 Sep	Ryanair
11 Aug - 19 Aug	easyJet
26 Aug - 02 Sep	Ryanair
13 Aug - 04 Sep	easyJet
11 Aug - 16 Aug	easyJet
27 Aug - 03 Sep	easyJet
18 Aug - 01 Sep	Ryanair
11 Aug - 08 Sep	easyJet
12 Aug - 19 Aug	Ryanair
08 Aug - 12 Aug	easyJet
13 Aug - 20 Sep	easyJet
21 Aug - 01 Sep	Wizz Air UK
23 Aug - 13 Sep	Wizz Air UK
05 Aug - 12 Aug	Ryanair
21 Aug - 30 Aug	Wizz Air UK
13 Aug - 17 Aug	easyJet
05 Aug - 28 Aug	Wizz Air UK
13 Aug - 20 Aug	easyJet
18 Aug - 30 Aug	Ryanair

Also check the deals for one-way flights from London to Perth in August.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Perth

Cheap car rent in Perth

Cheapest return flights from London to Perth in August from 856€

Return flights